Apache Tomcat - HTTP Request Smuggling

Apache Tomcat from versions 8.5.0 to 8.5.93, 9.0.0-M1 to 9.0.81, 10.1.0-M1 to 10.1.13, and 11.0.0-M1 to 11.0.0-M11 contain an improper input validation caused by incorrect parsing of HTTP trailer headers, letting attackers craft headers to cause request smuggling, exploit requires sending malicio...

NPM: simple-git unsafe-operation guard does not block trailer command configuration

NPM: simple-git unsafe-operation guard does not block trailer command configuration vulnerability discovered by ? in WordPress Npm simple-git versions = 3.15.0, 4.0.1...

GHSA-X6JW-M9V5-85VH simple-git unsafe-operation guard does not block trailer command configuration

Affected product The default blockUnsafeOperationsPlugin in simple-git when an application permits untrusted values to reach SimpleGitOptions.config or Git inline configuration arguments such as -c =. Summary trailer..cmd is not recognized as unsafe by the default guard. Therefore, a configured...

EUVD-2026-89334

simple-git unsafe-operation guard does not block trailer command configuration...

simple-git unsafe-operation guard does not block trailer command configuration

Affected product The default blockUnsafeOperationsPlugin in simple-git when an application permits untrusted values to reach SimpleGitOptions.config or Git inline configuration arguments such as -c =. Summary trailer..cmd is not recognized as unsafe by the default guard. Therefore, a configured...

PYSEC-2026-4162 sanic chunked trailer request smuggling allows hidden second request execution

Description Sanic's HTTP/1.1 chunked-body handling does not fully consume the trailer-part after the terminating 0\r\n chunk. Because of that, attacker-controlled bytes left in the connection buffer after the first chunked request can be interpreted as the start of a new HTTP request on the same...

BIT-TOMCAT-2026-77762 Apache Tomcat: Stale HPACK emitter injects trailers into recycled pooled Request

Concurrent Execution using Shared Resource with Improper Synchronization 'Race Condition' vulnerability in Apache Tomcat allows an attacker to inject trailer fields into another HTTP/2 request. This issue affects Apache Tomcat: from 11.0.0 through 11.0.25, from 10.1.0 through 10.1.59, from 9.0.39...

PT-2026-105906

Description Sanic's HTTP/1.1 chunked-body handling does not fully consume the trailer-part after the terminating 0r chunk. Because of that, attacker-controlled bytes left in the connection buffer after the first chunked request can be interpreted as the start of a new HTTP request on the same...

PT-2026-105208

Concurrent Execution using Shared Resource with Improper Synchronization 'Race Condition' vulnerability in Apache Tomcat allows an attacker to inject trailer fields into another HTTP/2 request. This issue affects Apache Tomcat: from 11.0.0 through 11.0.25, from 10.1.0 through 10.1.59, from 9.0.39...

Rocky Linux 8 [CIQ] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc (crlsa-2024_0539)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20240539 advisory. tomcat: HTTP request smuggling via malformed trailer headers CVE-2023-46589 Tenable has extracted the preceding description block directly from the CIQ security...

AlmaLinux 9.2 [TuxCare] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc (ALMALINUX9.2:CLSA-2025:1742924802)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1742924802 advisory. - Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M10, from 10.1.0-M1 through 10.1.15, from...

NPM: fastify vulnerable to Denial of Service via unhandled exception on HTTP/2 trailer responses

NPM: fastify vulnerable to Denial of Service via unhandled exception on HTTP/2 trailer responses vulnerability discovered by ? in WordPress Npm fastify versions 5.12.5...

AlmaLinux 9.2 [TuxCare] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc (ALMALINUX9.2:CLSA-2025:1738695770)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1738695770 advisory. - Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11, from 10.1.0-M1 through 10.1.13, from...

Command Injection

Overview simple-git is a light weight interface for running git commands in any node.js application. Affected versions of this package are vulnerable to Command Injection via the rebase command handler and the trailer..cmd/trailer..command configuration keys, which allow an attacker to inject the...

CVE-2026-102828

simple-git, an interface for running git commands in any node.js application, enables applications to execute Git operations from JavaScript. From 3.15.0 until 4.0.1, the default blockUnsafeOperationsPlugin does not classify trailer..cmd as unsafe configuration. An application that passes...

CVE-2026-102828 simple-git unsafe-operation guard does not block trailer command configuration

simple-git, an interface for running git commands in any node.js application, enables applications to execute Git operations from JavaScript. From 3.15.0 until 4.0.1, the default blockUnsafeOperationsPlugin does not classify trailer..cmd as unsafe configuration. An application that passes...

CVE-2026-102828

The simple-git library, a Node.js interface for Git commands, is vulnerable to arbitrary command execution in versions 3.15.0 through 4.0.1 . The root cause is that the default blockUnsafeOperationsPlugin fails to classify trailer..cmd as an unsafe configuration. An attacker providing controlled ...

CVE-2026-102828 simple-git unsafe-operation guard does not block trailer command configuration

simple-git, an interface for running git commands in any node.js application, enables applications to execute Git operations from JavaScript. From 3.15.0 until 4.0.1, the default blockUnsafeOperationsPlugin does not classify trailer..cmd as unsafe configuration. An application that passes...

CVE-2026-102828 simple-git unsafe-operation guard does not block trailer command configuration

simple-git, an interface for running git commands in any node.js application, enables applications to execute Git operations from JavaScript. From 3.15.0 until 4.0.1, the default blockUnsafeOperationsPlugin does not classify trailer..cmd as unsafe configuration. An application that passes...

CVE-2026-77762

A flaw was found in Apache Tomcat. This vulnerability, caused by a race condition during concurrent execution, allows an attacker to inject unauthorized data, known as trailer fields, into another user's HTTP/2 request. This could lead to the manipulation of web traffic or unintended information...